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Soyaas part of

a balanceddiet

Educational file

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Contents

History of a time-honoured bean

What is soya?

Current nutritional context

The nutritional benefits of soya and its role in a balanced diet

Soya food production

Soya in practice: instructions for use

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History of a time-honoured bean

In the Far East, soya has been part of the staple dietfor around 5000 years

Introduced into Europe in the 18th century

Soya beans have been grown in Illinois (USA) sincethe middle of the 19th century

Brazil and the USA are now the leading soya bean

producers in the world

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What is meant by soya?

Soya beans are the seeds of the soya plant, or Glycina Maxima.

Grows to a height of approx. 80 cm

Each pod contains 2 to 5 seeds, or beans

Theres soya and then theres soya!

The soya bean is rich in protein

Soya bean sprouts : these are not made from real soya! (anentirely different family of plant)

Ecology: Soya is good for the earth!

The plant is able to fix atmospheric nitrogen

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Current nutritional context

Unbalanced diet characterised by:

Excessive calorie intake compared with the amount of energy burned

Excess fat

Also: a diet that is low in complex carbohydrates, dietary fibre, fruit andvegetables

A number of nutrition campaigns are being launched in EU countries

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Quality proteins

Source of vegetable proteins

The building blocks of all body tissue

the most well-balanced of all vegetable proteins

They contain the 8 essential amino acids *

Vegetable protein Western diet

A balanced diet

Soya food products used to replace sources of animal proteinre-balances the intake of protein in the diet

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The beneficial lipid profile of soya

High in polyunsaturated fatty acids

Including the two essential fatty acids (omega-6, omega 3)

Low saturated fatty acids

Reduces cholesterol levels

An effect that has been documented in many scientific studies

Signs of acknowledgement: health claims issued by the FDA in the USA:

issued by the JHCI in the UK

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Researchers interest in isoflavones

Soya and whole soya bean-based products contain isoflavones, or phyto-oestrogens.

Avoid confusion

Phyto-oestrogens in soya foods are naturally contained in the soya

bean, and are present in balanced quantities. The content values should not be confused with those of supplements,

in which the isoflavone content is concentrated.

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Soya as part of a balanced diet

As a substitute for dairy products (or for meat in the case of soya steaks).They provide the following benefits:

lower in saturated fatty acids

lactose free (the milk-sugar that is not always well tolerated)

higher polyunsaturated fatty acid content

excellent digestibility 100% vegetable

It is easy and beneficial to incorporate soya food products into the diet ofchildren (from the age of 6 months??1), adults, and the elderly

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Nutritional content of cows milk versussoya milk

Composition Milk

(semi skimmed milk)

Soya milk

(with added calcium)

Energy value (kcal) 48 44

Protein (g) 3.3 3.3

Carbohydrates (g)-Sugars

-Lactose

4.84.8

4.8

3.23.0

0

Fibre (g) 0 0.3

Fats (g)

Saturated fatty acidsPolyunsaturated fatty acids

Cholesterol

1.6

1.00

5

1.9

0.31.0

0

Calcium 118 110

Source: Souci-Fachmann Kraut

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From the bean to the milk

Harvesting and processing

Processing by machine

Filtering

The soya milk extracted in this way from the whole bean contains

the various constituents of soya

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Soya products

Soya milkor soya drinks

Soya yoghurt

Desserts

Tofu

Soya steaks

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Ways to include soya in your diet

In the morning:

Plain or chocolate-flavoured soya drink to go with cereal

Midday or evening meal

Tofu can be used in a wide variety of hot or cold dishes

Dessert or a snack

Soya yoghurts and desserts come in a variety of different flavours.Fast, easy and delicious.

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Conclusions

Soya foods are particularly valuable for their nutritional content,which makes them ideal for meeting current food health needs

The choice of soya-based products is becoming increasingly varied,

which makes it easier to incorporate them into our diet and meansthat there is something to suit all tastes